Perhaps you should try some spelling variations:
information service » information services, information series, information science
hacking dimensions » making dimensions, changing dimensions, adding dimensions
service hacking » services backing, service making, service ranking
array string » array strong, arrays strings, array sharing
array fermi » array forming

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: information service hacking dimensions ((((array string) or (array format))) or (array fermi))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information service hacking dimensions ((((array string) OR (array format))) OR (array fermi)).
• Adding a wildcard symbol may retrieve word variants: information service hacking dimensions ((((array string) or (array format))) or (array fermi))*.